Helical springs made of round wire ; quality specifications for cold coiled tension springs 圆线材制圆柱形螺旋弹簧.冷绕制拉伸弹簧的质量规范
Helical springs made of round wire ; quality specifications for cold coiled compression springs 圆线材制圆柱形螺旋弹簧.冷绕制压缩弹簧的质量规范
. helical springs made of round wire and rod - cold coiled torsional springs leg springs - quality specifications 圆线和圆条制螺旋弹簧.冷缠扭力弹簧
Helical springs made of round wire ; dimensions for cold coiled compression springs with wire diameter from 0 . 5 mm upwards 圆线材制螺旋弹簧.线材直径0 . 5mm以上的冷卷压力弹簧